{
\def\sym#1{\ifmmode^{#1}\else\(^{#1}\)\fi}
\begin{tabular}{l*{4}{c}}
\hline\hline
                    &\multicolumn{4}{c}{\specialcell{\;\;\;\;\; Change in distance hh-ws \;\;\;\;\;}}\\\cmidrule(lr){2-5}
                    &\multicolumn{1}{c}{(1)}   &\multicolumn{1}{c}{(2)}   &\multicolumn{1}{c}{(3)}   &\multicolumn{1}{c}{(4)}   \\
\hline
Predicted change    &      -0.090   &      -0.081   &      -0.024   &       0.034   \\
source fecal contamination x treated&     (0.158)   &     (0.146)   &     (0.076)   &     (0.072)   \\
Predicted change    &       0.571   &       0.570   &      -0.127   &      -0.423   \\
source fecal contamination&     (0.933)   &     (0.865)   &     (0.405)   &     (0.395)   \\
Predicted change    &       1.254***&       0.469   &       1.011***&       0.147   \\
hh-ws distance x treated&     (0.480)   &     (0.695)   &     (0.323)   &     (0.494)   \\
Predicted change    &      -0.326   &      -0.151   &      -0.087   &       0.168   \\
hh-ws distance      &     (0.292)   &     (0.411)   &     (0.222)   &     (0.231)   \\
Constant            &       0.002   &       0.041   &       0.002   &       0.039   \\
                    &     (0.023)   &     (0.028)   &     (0.022)   &     (0.027)   \\
\hline
Predicted location  &        Desk   &        Desk   &   Algorithm   &   Algorithm   \\
Treatment unit fixed effects&          No   &         Yes   &          No   &         Yes   \\
R2                  &        0.00   &        0.05   &        0.00   &        0.05   \\
Obs                 &        5729   &        5729   &        5729   &        5729   \\
\hline\hline
\end{tabular}
}
